package me.ree.zkproduct.interceptor;

import lombok.extern.slf4j.Slf4j;
import org.springframework.lang.Nullable;
import org.springframework.stereotype.Component;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Slf4j
@Component
public class WebLogInterceptor implements HandlerInterceptor {

    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        if (!(handler instanceof HandlerMethod)) {
            return false;
        }

        String methodName = ((HandlerMethod) handler).getMethod().getName();
        log.info("preHandle method name: {}", methodName);

        return true;
    }

    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, @Nullable ModelAndView modelAndView) throws Exception {
        if (!(handler instanceof HandlerMethod)) {
            return;
        }

        String methodName = ((HandlerMethod) handler).getMethod().getName();

        log.info("postHandle method name: {}", methodName);
    }

    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, @Nullable Exception ex) throws Exception {
        if (!(handler instanceof HandlerMethod)) {
            return;
        }

        String methodName = ((HandlerMethod) handler).getMethod().getName();

        log.info("afterCompletion method name: {}", methodName);
    }
}
